/**
  * Get a ready-to-run process instance.
  *
  * @param mixed[] $arguments
  *
  * @return \Symfony\Component\Process\Process
  */
 protected function getProcess($arguments)
 {
     $prefix = [$this->platform->getPhpExecutable(), $this->platform->getPhpScript(), 'moodle'];
     if ($this->moodleDir) {
         $prefix = array_merge($prefix, ['--moodle-dir', $this->moodleDir]);
     }
     $arguments = array_merge($prefix, $arguments);
     $builder = new ProcessBuilder($arguments);
     $builder->setEnv('XDEBUG_CONFIG', '');
     return $builder->getProcess();
 }